Zhengzhou Sanhuan Mold obtained a patent for a door shell U-wrapped composite mold that can quickly fold the door shell into U-wrapped corners.

According to news from the financial industry on January 8, 2025, information from the State Intellectual Property Office shows that Zhengzhou Sanhuan Mold Co., Ltd. has obtained a patent called \”A door shell folding U corner composite mold\” , authorization announcement number CN 222288533 U, application date is December 2023.

The patent abstract shows that the utility model relates to the technical field of composite molds for folding U corners of door shells, and discloses a composite mold for folding U corners of door shells, including an upper template, the surface of which slides Four sets of positioning posts are connected. The bottom of the positioning posts is fixedly connected to the lower formwork. The bottom of the upper formwork is fixedly connected to the pressurizing block. Both sides of the bottom of the pressurizing block are threadedly connected to two sets of demoulding groups. pieces. This door shell U-wrapped angle composite mold, through the setting of the bending components, when it is necessary to bend the U-wrapped corner, the door shell is placed on the load-bearing plate, and the upper template is pressed downward along the positioning column axis, and the pressure makes the load-bearing plate downward shrink, and then the load-bearing plate is pressed to the four groups of bends Column, the bending column turns and slides in the groove of the base, so that the periphery of the door shell beyond the range of the load-bearing plate is squeezed and bent inward, thereby achieving the effect of quickly bending the door shell into a U-shaped corner, which facilitates one-time molding and reduces bending. steps to improve the production efficiency of the mold.

Tianyancha data shows that Zhengzhou Sanhuan Mold Co., Ltd. was established in 2001 and is located in Zhengzhou City. It is an enterprise mainly engaged in the manufacturing of special equipment. The registered capital of the company is 16 million yuan, and the paid-in capital is 16 million yuan. Through Tianyancha big data analysis, Zhengzhou Sanhuan Mold Co., Ltd. has participated in 32 bidding projects and has 32 pieces of patent information. In addition, the company also has 21 administrative licenses.

This article comes from the financial world